Home / 4,390.23-6,579.97-1,922.17

Finding the Fourth Proportional to 4,390.23, 6,579.97 and 1,922.17

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Solution

The fourth proportional to 4,390.23, 6,579.97 and 1,922.17 is: 2,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.23 : 6,579.97 = 1,922.17 : x
  2. Step 2: Convert to fraction form
    4,390.23/6,579.97 = 1,922.17/x
  3. Step 3: Cross multiply
    4,390.23x = 6,579.97 × 1,922.17
  4. Step 4: Simplify right side
    4,390.23x = 12,647,798.71
  5. Step 5: Solve for x
    x = 12,647,798.71/4,390.23
  6. Step 6: Final answer
    x = 2,880.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.